Rename get_ctx_arg_idx to bpf_ctx_arg_idx, and allow others to call it.
No functional change.
Signed-off-by: Amery Hung <ameryhung@xxxxxxxxx>
---
include/linux/btf.h | 1 +
kernel/bpf/btf.c | 6 +++---
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/include/linux/btf.h b/include/linux/btf.h
index 2a08a2b55592..ce057c6b3947 100644
--- a/include/linux/btf.h
+++ b/include/linux/btf.h
@@ -519,6 +519,7 @@ bool btf_param_match_suffix(const struct btf *btf,
const char *suffix);
int btf_ctx_arg_offset(const struct btf *btf, const struct btf_type *func_proto,
u32 arg_no);
+u32 btf_ctx_arg_idx(struct btf *btf, const struct btf_type *func_proto, int off);
struct bpf_verifier_log;
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index fd3470fbd144..ca5779f6961b 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -6370,8 +6370,8 @@ static bool is_int_ptr(struct btf *btf, const struct btf_type *t)
return btf_type_is_int(t);
}
-static u32 get_ctx_arg_idx(struct btf *btf, const struct btf_type *func_proto,
- int off)
+u32 btf_ctx_arg_idx(struct btf *btf, const struct btf_type *func_proto,
+ int off)
{
const struct btf_param *args;
const struct btf_type *t;
@@ -6549,7 +6549,7 @@ bool btf_ctx_access(int off, int size, enum bpf_access_type type,
tname, off);
return false;
}
- arg = get_ctx_arg_idx(btf, t, off);
+ arg = btf_ctx_arg_idx(btf, t, off);
args = (const struct btf_param *)(t + 1);
/* if (t == NULL) Fall back to default BPF prog with
* MAX_BPF_FUNC_REG_ARGS u64 arguments.
--
2.47.1
